Sightline with Tim Marshall: The new arms race

China's new Dongfeng 17 missile signals an era of conflict in low orbit space

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Beijing unveiled the Dongfeng 17, a hypersonic missile, during last week's parade celebrating 70 years of Communist rule.

This new weapon is a revolutionary concept in the arena of conflict and will change how wars may be fought in the future.

We look at the possible implications for the rest of the world and what may be around the corner.